RFR: 8294594: Fix cast-function-type warnings in signal handling code

Sun Oct 9 05:41:53 UTC 2022

On Thu, 29 Sep 2022 16:12:11 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> After [JDK-8294314](https://bugs.openjdk.org/browse/JDK-8294314), we would have signals_posix.cpp excluded with cast-function-type warning:

make/hotspot/lib/CompileJvm.gmk line 147:

> 145: # Now set up the actual compilation of the main hotspot native library
> 146: 
> 147: # TODO: Should merge once JDK-8294314 is in.

Left-over comment should be removed.

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PR: https://git.openjdk.org/jdk/pull/10494